164033980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{745609}}^1$

素因数の和:745629

約数の個数: 24

約数和(自身を含む): 375787440

約数和(自身を除く): 211753460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 745609, 1491218, 2982436, 3728045, 7456090, 8201699, 14912180, 16403398, 32806796, 41008495, 82016990, 164033980]

約数ペア:

[(1, 164033980), (2, 82016990), (4, 41008495), (5, 32806796), (10, 16403398), (11, 14912180), (20, 8201699), (22, 7456090), (44, 3728045), (55, 2982436), (110, 1491218), (220, 745609)]